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TL;DR: Two research teams used different methods to map the brain’s wiring in the same 1,065 young adults, then checked for differences between men and women. They almost always agreed on the fiber-quality measures, clashing just once in 343 comparisons, but d…
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TL;DR: A 2026 preprint posted on medRxiv reported that larger choroid plexus volume on brain MRI was associated with greater disability in multiple sclerosis and with higher white-matter myo-inositol in progressive MS, but the work has not yet been peer review…
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TL;DR: A 2026 study in European Archives of Psychiatry and Clinical Neuroscience linked sustained quetiapine treatment with better high-working-memory cognitive performance in schizophrenia spectrum disorder, but the genetic tests did not support the proposed…
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TL;DR: A 2026 mouse study in Nature Neuroscience found that glucose signaling through ATP-citrate lyase (ACLY), an enzyme that links sugar metabolism to gene regulation, helped oligodendrocyte progenitor cells multiply before they matured into myelin-forming c…
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TL;DR: A 2026 medRxiv preprint linked higher blood inflammatory markers with diffusion MRI signs of altered white-matter microstructure in 457 dementia-free middle-aged and older adults, especially for a combined cytokine score and orientation dispersion index…
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TL;DR: A 2026 preprint UK Biobank neuroimaging study in medRxiv found that the comorbidity group showed widespread lower cortical volume, subcortical differences, and white matter microstructure alterations, while several alterations appeared unique to the chr…
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Normal aging leads to a decrease in brain volume, with gray and white matter shrinking and cerebrospinal fluid increasing, as measured by synthetic MRI. Highlights: Study Sample: 300 healthy adults (141 males, median age 48; 159 females, median age 50) were an…
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TLDR: Patients with noise-induced hearing loss (NIHL) exhibit significant changes in the white matter (WM) microstructure of their brains, particularly affecting the auditory and language pathways. Highlights: A study compared 122 patients with varying degrees…
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Human intelligence is a complex cognitive trait that has fascinated scientists and philosophers for centuries. New research is shedding light on the neurobiological underpinnings of intelligence, from genes to cells to brain networks. Key Facts: Intelligence i…
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Narcissism is characterized by self-importance, entitlement, and interpersonal difficulties. Neuroscience research has begun to uncover the complex mechanisms underlying the paradoxical patterns of narcissistic functioning. Key findings show: Narcissism involv…
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